text: /*  GRAPHITE2 LICENSING
  
      Copyright 2012, SIL International
      All rights reserved.
  
      This library is free software; you can redistribute it and/or modify
      it under the terms of the GNU Lesser General Public License as published
      by the Free Software Foundation; either version 2.1 of License, or
      (at your option) any later version.
  
      This program is distributed in the hope that it will be useful,
      but WITHOUT ANY WARRANTY; without even the implied warranty of
      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      Lesser General Public License for more details.
  
      You should also have received a copy of the GNU Lesser General Public
      License along with this library in the file named "LICENSE".
      If not, write to the Free Software Foundation, 51 Franklin Street,
      Suite 500, Boston, MA 02110-1335, USA or visit their web page on the
      internet at http://www.fsf.org/licenses/lgpl.html.
  
  Alternatively, the contents of this file may be used under the terms of the
  Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
  License, as published by the Free Software Foundation, either version 2
  of the License or (at your option) any later version.
  */
  #pragma once
  
  //#include "inc/FeatureMap.h"
  //#include "inc/GlyphsCache.h"
  //#include "inc/Silf.h"
  
  #ifndef GRAPHITE2_NFILEFACE
  
  #include <cstdio>
  #include <cassert>
  
  #include "graphite2/Font.h"
  
  #include "inc/Main.h"
  #include "inc/TtfTypes.h"
  #include "inc/TtfUtil.h"
  
  namespace graphite2 {
  
  
  class FileFace
  {
      static const void * get_table_fn(const void* appFaceHandle, unsigned int name, size_t *len);
      static void         rel_table_fn(const void* appFaceHandle, const void *table_buffer);
  
  public:
      static const gr_face_ops ops;
  
      FileFace(const char *filename);
      ~FileFace();
  
      operator bool () const throw();
      CLASS_NEW_DELETE;
  
  private:        //defensive
      FILE          * _file;
      size_t          _file_len;
  
      TtfUtil::Sfnt::OffsetSubTable         * _header_tbl;
      TtfUtil::Sfnt::OffsetSubTable::Entry  * _table_dir;
  
      FileFace(const FileFace&);
      FileFace& operator=(const FileFace&);
  };
  
  inline
  FileFace::operator bool() const throw()
  {
      return _file && _header_tbl && _table_dir;
  }
  
  } // namespace graphite2
  
  #endif      //!GRAPHITE2_NFILEFACE
  